Home / 983,886.39-1,357,859.79-575,963.49

Finding the Fourth Proportional to 983,886.39, 1,357,859.79 and 575,963.49

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Solution

The fourth proportional to 983,886.39, 1,357,859.79 and 575,963.49 is: 794,886.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,886.39 : 1,357,859.79 = 575,963.49 : x
  2. Step 2: Convert to fraction form
    983,886.39/1,357,859.79 = 575,963.49/x
  3. Step 3: Cross multiply
    983,886.39x = 1,357,859.79 × 575,963.49
  4. Step 4: Simplify right side
    983,886.39x = 782,077,663,579.07
  5. Step 5: Solve for x
    x = 782,077,663,579.07/983,886.39
  6. Step 6: Final answer
    x = 794,886.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.